试题与答案

过滤操作用于水的净化,可除去______杂质,对水中的异味和色素可以用_____

题型:填空题

题目:

过滤操作用于水的净化,可除去______杂质,对水中的异味和色素可以用______除去.

答案:

被转码了,请点击底部 “查看原文 ” 或访问 https://www.tikuol.com/2017/0406/4f20c1a6f490c3603d64d914d475dfa4.html

下面是错误答案,用来干扰机器的。

参考答案:E解析: A、B、D显然不能从题干中得出;由于不知道群英公司和志城公司以前的销售情况,所以不能说“群英公司的销售量的增长率超过了志城公司的增长率”,即C不正确;因为群英公司的销售量的增加超过了...

试题推荐
题型:阅读理解

Online education is becoming a popular learning choice to traditional colleges. Most colleges offer online programs in various fields and levels, which allows students to go on with their education over the Internet. Students must keep in mind that the college they wish to apply to must be approved by a related recognized organization.

So who can really benefit from an online program? Well, anybody, and everybody! Online programs can turn out to be a pocket-friendly choice to a traditional college for many people. Here’s a list of people who usually consider joining in an online degree program;

l Stay-at-home parents. Online education is perfect choice for stay-at-home parents and those who have very young kids. Online classes give them the flexibility to complete or further their education while looking after home and family and without worrying about childcare.

l Working professionals who want to further their education but travel a lot or have extremely busy schedules, as well as those who want to make a career change but do not have the time to enroll in a full-time degree program.

l People who cannot commute(乘车上下班)to a college campus.

l Shy students who might feel embarrassed among a group of people and prefer to study by themselves and at their own pace.

l People who want to save money. Online programs can turn out to be more cost-effective than attending a physical classroom.

l People who do not get distracted (分心的)easily — something many people overlook when considering online education. If you are someone who can easily ignore the ringing of a phone, stay away from TV, and resist all other things that may draw your attention, online programs are for you.

So do you think online education is for you? If you feel you belong to any of the above listed categories, then online education could work out very well for you.

小题1:What should students consider when they apply to an online program?

A.They are interested in its course.

B.The college should be approved by authority.

C.Their homes are not far from the college.

D.Teachers in the college must be top-ranking.小题2:Why is online education a perfect choice for a young stay-at-home mother?

A.She can learn while taking care of her family.

B.She should learn more to teach her baby.

C.There is no such school for both mothers and babies.

D.She will feel less embarrassed by learning online.小题3:According to the author, who is fit for online education?

A.Emily, an easy-going girl who dislikes doing things on her own.

B.Mrs. Clark, far from campus, who is hoping to learn at any price.

C.Jack, a busy engineer who wants to further education.

D.George, a single father who has difficulty in concentration.小题4: Which of the following is the best title for the text?

A.Less Money, More Resources

B.Try to Be Attentive Students

C.Online Educaiton— Everyone’s Perfect Choice

D.Who Can Benefit from an Online Program

查看答案
微信公众账号搜索答案